/prɪˈvent ||; prɪˈvɛnt/verb [T]
prevent sb/sth (from) (doing sth) to stop sth happening or to stop sb doing sth 防止；预防；阻止；制止:
This accident could have been prevented. 这起事故本来是可以防止的。Her parents tried to prevent her from going to live with her boyfriend. 她的父母设法阻止她与男朋友同居。 ☞ Prevent is more formal than stop. 与stop相比，prevent多用于正式场合。 ➔prevention noun [U]: accident/crime prevention 预防事故╱犯罪